[#mp_units-representation_values]
= xref:mp_units.adoc[mp_units]::representation_values
:relfileprefix: ../
:mrdocs:

A type trait that defines zero, one, min, and max for a representation type

== Synopsis

Declared in `<mp‐units/framework/customization_points.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<typename Rep>
struct representation_values
    : std::chrono::duration_values<Rep>
----

== Base Classes

[cols=2]
|===
| Name
| Description
| `std::chrono::duration_values<Rep>`
| 
|===

== Static Member Functions

[cols=1]
|===
| Name
| xref:mp_units/representation_values/one.adoc[`one`] 
|===

== Description

The zero, one, min, and max member functions in mp_units::quantity forward their work to these methods. This type can be specialized if the representation Rep requires a specific implementation to return these quantity objects.

== Template Parameters

[cols=2]
|===
| Name
| Description
| *Rep*
| a representation type for which a type trait is defined
|===


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